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authorXiaohong Bao <bao@lindenlab.com>2012-11-19 22:22:54 -0700
committerXiaohong Bao <bao@lindenlab.com>2012-11-19 22:22:54 -0700
commited3d96069a5ecce17974812dbc9ab65ff8a6db4f (patch)
tree2fdac0692c3caab1f5742b87069ccc4ddc7dbdb7 /indra/newview/app_settings
parentc2859e4663c405950b6f433270ae558852330c76 (diff)
for SH-3352: Create pixel shader to accumulate frame-to-frame absolute pixel differences
Diffstat (limited to 'indra/newview/app_settings')
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl42
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/twotexturecompareV.glsl41
2 files changed, 83 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl b/indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl
new file mode 100644
index 0000000000..ec5f18e9bd
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl
@@ -0,0 +1,42 @@
+/**
+ * @file twotexturecompareF.glsl
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2007, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+uniform sampler2D tex0;
+uniform sampler2D tex1;
+
+VARYING vec2 vary_texcoord0;
+VARYING vec2 vary_texcoord1;
+
+void main()
+{
+ frag_color = texture2D(tex0, vary_texcoord0.xy) - texture2D(tex1, vary_texcoord0.xy);
+ frag_color[3] = 1.f;
+}
diff --git a/indra/newview/app_settings/shaders/class1/interface/twotexturecompareV.glsl b/indra/newview/app_settings/shaders/class1/interface/twotexturecompareV.glsl
new file mode 100644
index 0000000000..67c6674f0c
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/interface/twotexturecompareV.glsl
@@ -0,0 +1,41 @@
+/**
+ * @file twotexturecompareV.glsl
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2007, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+uniform mat4 modelview_projection_matrix;
+
+ATTRIBUTE vec3 position;
+ATTRIBUTE vec2 texcoord0;
+ATTRIBUTE vec2 texcoord1;
+
+VARYING vec2 vary_texcoord0;
+VARYING vec2 vary_texcoord1;
+
+void main()
+{
+ gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
+ vary_texcoord0 = texcoord0;
+ vary_texcoord1 = texcoord1;
+}
+